Schematic in PDF format for a Wistron mainboard identified as DB2, project 05224 revision -1, stored in a RAR archive. Wistron numbers its notebook projects with five digits followed by a revision suffix, and DB2 is the project code name. Use the diagrams to follow power rails from the charger circuit to the CPU regulators, check enable and power-good signals, and identify parts around a fault. Verify the board number and revision on the PCB match this document before relying on component values.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @schematicslaptop. Enginerys does not host this file.
All sources (3)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @schematicslaptop | 12 Dec 2023 | Open file on RM Schematics |
| @cyberlanelectonik | 23 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 14 Aug 2026 | Open file on RM Schematics |
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.